aboutsummaryrefslogtreecommitdiffstats
path: root/target/linux/layerscape/patches-4.4/7180-staging-fsl-mc-implement-uevent-callback-and-set-the.patch
blob: 266219b8a828436ad8fc8fac05d5a4d00e017f4c (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
From 721966c3990bc4596c6270afc1ea68c756b72f0d Mon Sep 17 00:00:00 2001
From: Stuart Yoder <stuart.yoder@nxp.com>
Date: Wed, 22 Jun 2016 16:40:43 -0500
Subject: [PATCH 180/226] staging: fsl-mc: implement uevent callback and set
 the modalias

Replace placeholder code in the uevent callback to properly
set the MODALIAS env variable.

Signed-off-by: Stuart Yoder <stuart.yoder@nxp.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 drivers/staging/fsl-mc/bus/mc-bus.c |    8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

--- a/drivers/staging/fsl-mc/bus/mc-bus.c
+++ b/drivers/staging/fsl-mc/bus/mc-bus.c
@@ -78,7 +78,13 @@ out:
  */
 static int fsl_mc_bus_uevent(struct device *dev, struct kobj_uevent_env *env)
 {
-	pr_debug("%s invoked\n", __func__);
+	struct fsl_mc_device *mc_dev = to_fsl_mc_device(dev);
+
+	if (add_uevent_var(env, "MODALIAS=fsl-mc:v%08Xd%s",
+			   mc_dev->obj_desc.vendor,
+			   mc_dev->obj_desc.type))
+		return -ENOMEM;
+
 	return 0;
 }